CN217505948U

CN217505948U - Universal meter with storable external circuit

Info

Publication number: CN217505948U
Application number: CN202221231553.4U
Authority: CN
Inventors: 陈志忠; 蔡志强
Original assignee: Zhangzhou Huayi Electronics Co ltd
Current assignee: Zhangzhou Huayi Electronics Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-27
Anticipated expiration: 2032-05-20

Abstract

The utility model belongs to the technical field of the universal meter, concretely relates to universal meter that external circuit can be accomodate, including the table body and pen-shape metre, the connecting wire is installed to the one end of pen-shape metre, and the connecting wire is kept away from the one end of the table body and is installed the plug, and the plug is pegged graft with the table body, and the pen-shape metre passes through the cooperation and the table body coupling of plug and connecting wire, and winding mechanism is installed in the outside of connecting wire, and winding mechanism is used for accomodating the connecting wire. The utility model adopts the structural design of the winding mechanism, when the connecting wire is stored, the connecting wire is wound into the fixed seat by the torsional force of the clockwork spring to store the connecting wire, thereby preventing the connecting wire from being wound and knotted, and ensuring the use; adopt the structural design of resilience mechanism, during the length that the control connecting wire pulled out, pulling the connecting wire makes the connecting wire stretch out from the inside of fixing base, through clockwork spring's torsional force to and the pawl is to the injecing of ratchet, can injecing the rotation of pivot, and then the length of control connecting wire, promoted the convenience of using.

Description

Universal meter with storable external circuit

Technical Field

The utility model relates to an universal meter, more specifically says that it relates to an universal meter that external circuit can be accomodate.

Background

In daily work and life, a multimeter has become an indispensable measuring tool for maintenance and modification in the fields of electrical products, circuits and the like. The universal meter usually includes the table body, connecting wire and has the pen-shape metre of probe, and the pen-shape metre passes through connecting wire and plug and is connected with the table body electricity, and measurement personnel utilizes the probe realization of pen-shape metre to the detection of electrical equipment through handheld pen-shape metre.

However, in daily life for convenient to use, the connecting wire of pen-shape metre often is very long, and when the universal meter was idle, technical staff usually just twined the connecting wire of pen-shape metre on the universal meter at will, often tears easily or ties a knot between the wire and twines together, becomes disorderly and does not have a chapter, causes the damage of universal meter pen-shape metre even, leads to the pen-shape metre to use unable, causes unnecessary economic loss.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an universal meter that external circuit can be accomodate, its advantage lies in, can accomodate the connecting wire when the universal meter is idle, makes the pen-shape metre accomodate in the table body lower part, plays the effect that prevents the wire intertwine of universal pen-shape metre and tie a knot to be favorable to preventing the pen-shape metre damage, reduce unnecessary economic loss.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an universal meter that external circuit can be accomodate, includes the table body and table pen, the connecting wire is installed to the one end of table pen, the connecting wire is kept away from the one end of table pen and is installed the plug, the plug is pegged graft with the table body, the table pen passes through the cooperation and the table body coupling of plug and connecting wire, winding mechanism is installed in the outside of connecting wire, winding mechanism is used for accomodating the connecting wire, winding mechanism's internally mounted has resilient mounting, resilient mounting is used for controlling the length that the connecting wire stretches out from winding mechanism.

Through adopting above-mentioned technical scheme, when the universal meter was idle, accomodate the connecting wire through winding mechanism, played the effect that prevents the connecting wire intertwine and tie a knot, when accomodating, through the length of resilience mechanism control connecting wire income winding mechanism, can promote the adaptability according to the length of practical use control connecting wire.

The utility model discloses further set up to: the winding mechanism comprises a fixing seat, an outer cover, a rotating shaft and a spring, the fixing seat is arranged in the outer side of the connecting wire, the rotating shaft rotates to be connected in the fixing seat, the outer cover is fixed at the upper end of the fixing seat, the rotating shaft is fixedly connected with the middle of the connecting wire, the connecting wire is located at two sections of the outer portion of the rotating shaft and penetrates through the fixing seat, the spring is arranged in the fixing seat and is located above the connecting wire, one end of the spring is fixedly connected with the rotating shaft, and the other end of the spring is fixedly connected with the fixing seat.

Through adopting above-mentioned technical scheme, when accomodating the connecting wire, through the clockwork spring of coiling, make the pivot rotate, will drive the inside that the connecting wire is drawn into the fixing base and accomodate the connecting wire, when lengthening the connecting wire, two sections connecting wires in the pulling fixing base outside will make two sections connecting wires stretch out from the inside of fixing base, make clockwork spring convolute on the surface of pivot simultaneously, through control resilience mechanism, inject the length that the connecting wire was drawn out from the fixing base is inside, promoted the convenience that the connecting wire extends and accomodate.

The utility model discloses further set up to: the outside of pivot just is located and installs first baffle between clockwork spring and the connecting wire, the outside of pivot just is located and installs the second baffle between two sections of connecting wire.

Through adopting above-mentioned technical scheme, can keep apart clockwork spring and connecting wire through first baffle, influence each other when avoiding both motions, protect the connecting wire simultaneously, avoid clockwork spring to cause the harm to the connecting wire, can keep apart two sections connecting wires in the pivot outside through the second baffle, avoid two sections connecting wires to twine each other when the inside motion of fixing base, ensure the normal of two sections connecting wires to accomodate and pull out.

The utility model discloses further set up to: a plurality of locating levers are all run through in the inside of first baffle and second baffle, and are a plurality of the locating lever all with fixing base fixed connection.

Through adopting above-mentioned technical scheme, can inject first baffle and second baffle through the locating lever, avoid first baffle and second baffle to follow the pivot and rotate, fix the position between them, lead to the fact the influence to connecting wire and clockwork spring when avoiding both to produce the removal.

The utility model discloses further set up to: the rebounding mechanism comprises a ratchet wheel, a connecting rod, a stop pawl, a stop dog and a compression spring, the ratchet wheel is fixed on the outer side of the rotating shaft, the ratchet wheel is located above the clockwork spring, the connecting rod is connected inside the fixing seat in a sliding mode, the stop pawl is fixed at one end, close to the ratchet wheel, of the connecting rod, the stop dog is fixed at one end, far away from the stop pawl, of the connecting rod, the compression spring is arranged on the outer side of the connecting rod, and the compression spring is located between the fixing seat and the stop pawl.

By adopting the technical scheme, when the connecting wire is stored, the stop block is moved to enable the stop pawl to be far away from the ratchet wheel, and further the limitation of the stop pawl to the ratchet wheel is cancelled, so that the spring can drive the rotating shaft to rotate through the torsional force, the connecting wire is stored in the fixed seat, at the moment, the rotating direction of the ratchet wheel is positive rotation, when the connecting wire is pulled out, the rotating shaft is enabled to rotate reversely, the spring is wound on the surface of the rotating shaft, the ratchet wheel is enabled to rotate along with the reverse direction, when the ratchet wheel rotates reversely, the gear teeth of the ratchet wheel push the stop pawl to be far away from the ratchet wheel, the compression spring is compressed, the stop pawl slides on the tooth back of the ratchet wheel through the elasticity of the compression spring, when the connecting wire is stopped to be pulled, the ratchet wheel generates a positive rotation force through the torsional force of the spring, the ratchet wheel is limited through the stop pawl, and the rotation of the ratchet wheel is avoided, the storage of connecting wires is ensured.

The utility model discloses further set up to: the lower extreme of the table body is fixed with solid fixed ring, gu fixed ring's internally mounted has the absorption piece.

Through adopting above-mentioned technical scheme, when not using the table body, accomodate the connecting wire, solid fixed ring's inside is put into to the fixing base, prescribes a limit to the fixing base through adsorbing the piece, portable.

The utility model discloses further set up to: the material of enclosing cover is the magnetic substance, adsorb the piece and be the iron sheet, the iron sheet setting is in solid fixed ring's inside and be close to the position department of the table body.

Through adopting above-mentioned technical scheme, when putting into solid fixed ring's inside with the fixing base, attract the iron sheet through the enclosing cover and inject the fixing base in solid fixed ring's inside, avoid fixing base and solid fixed ring separation.

The utility model discloses further set up to: the lower extreme of table body is fixed with the cassette, the material of cassette is rubber.

Through adopting above-mentioned technical scheme, when not using the pen-shape metre, fill in the inside of cassette with the pen-shape metre, inject the pen-shape metre, portable.

To sum up, the utility model has the advantages of it is following:

1. when the connecting wires are stored, the connecting wires are wound into the fixed seat through the torsional force of the spring to store the connecting wires, so that the connecting wires are prevented from being wound and knotted;

2. this application only needs the pulling connecting wire when the length that the control connecting wire pulled out, makes the connecting wire stretch out from the inside of fixing base, through clockwork spring's torsional force to and the pawl is to the injecing of ratchet, can injecing the rotation of pivot, and then can control the length of connecting wire, promoted the convenience of using.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the bottom of the present invention;

FIG. 3 is a schematic structural view of the connection between the connection wire and the fixing base of the present invention;

fig. 4 is an exploded view of the present invention;

FIG. 5 is a schematic structural view of the connection of the first partition plate, the second partition plate and the positioning rod of the present invention;

fig. 6 is a schematic structural diagram of the rebounding mechanism of the present invention;

fig. 7 is an enlarged view of a portion a in fig. 6 according to the present invention.

Description of reference numerals: 1. a watch body; 2. a plug; 3. a connecting wire; 4. a meter pen; 5. a fixed seat; 6. an outer cover; 7. a rotating shaft; 8. a ratchet wheel; 9. a connecting rod; 10. a locking pawl; 11. a stopper; 12. a compression spring; 13. a clockwork spring; 14. a first separator; 15. a second separator; 16. positioning a rod; 17. a fixing ring; 18. a card seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a universal meter that external circuit can be accomodate, as shown in fig. 1-fig. 3, including table body 1 and pen-shape metre 4, connecting wire 3 is installed to the one end of pen-shape metre 4, connecting wire 3 keeps away from the one end of pen-shape metre 4 and installs plug 2, plug 2 pegs graft with table body 1, pen-shape metre 4 passes through plug 2 and connecting wire 3's cooperation and is connected with table body 1, winding mechanism is installed in the outside of connecting wire 3, winding mechanism is used for accomodating connecting wire 3, winding mechanism's internally mounted has resilient mounting, resilient mounting is used for controlling the length that connecting wire 3 stretches out from winding mechanism.

Specifically, when the universal meter was idle, accomodate connecting wire 3 through winding mechanism, played the effect that prevents connecting wire 3 intertwine and tie a knot, when accomodating, through the length of 3 income winding mechanisms of resilience mechanism control connecting wire, can promote adaptability according to the length of practical use control connecting wire 3.

As shown in fig. 2-5, the winding mechanism includes a fixing base 5, an outer cover 6, a rotating shaft 7 and a spiral spring 13, the fixing base 5 is disposed outside the connecting wire 3, the rotating shaft 7 is rotatably connected inside the fixing base 5, the outer cover 6 is fixed on the upper end of the fixing base 5, the rotating shaft 7 is fixedly connected with the middle of the connecting wire 3, two sections of the connecting wire 3 located outside the rotating shaft 7 penetrate through the fixing base 5, the spiral spring 13 is disposed inside the fixing base 5, the spiral spring 13 is located above the connecting wire 3, one end of the spiral spring 13 is fixedly connected with the rotating shaft 7, and the other end of the spiral spring 13 is fixedly connected with the fixing base 5.

Specifically, when the connecting wire 3 is stored, the rotating shaft 7 is rotated through the wound spring 13, the connecting wire 3 is driven to be wound inside the fixing seat 5 to be stored, when the connecting wire 3 is elongated, the two sections of the connecting wire 3 outside the fixing seat 5 are pulled, the two sections of the connecting wire 3 are extended from the inside of the fixing seat 5, the spring 13 is wound on the surface of the rotating shaft 7, and the length of the connecting wire 3 pulled out from the inside of the fixing seat 5 is limited by controlling the rebounding mechanism.

Further, the lower extreme of table body 1 is fixed with solid fixed ring 17, gu the internally mounted of fixed ring 17 has the adsorption component, when not using table body 1, accomodate connecting wire 3, gu fixed ring 17's inside is put into to fixing base 5, prescribe a limit to fixing base 5 through the adsorption component, portable, the material of enclosing cover 6 is the magnetic substance, the adsorption component is the iron sheet, the iron sheet setting is in the inside of solid fixed ring 17 and the position department that is close to table body 1, when putting into fixed ring 17's inside with fixing base 5, inhale the iron sheet through enclosing cover 6 and prescribe a limit to fixing base 5 in the inside of solid fixed ring 17, avoid fixing base 5 and solid fixed ring 17 to separate.

The lower extreme of table body 1 is fixed with cassette 18, and the material of cassette 18 is rubber, when not using the pen-shape metre 4, fills in the inside of cassette 18 with pen-shape metre 4, restricts pen-shape metre 4, portable.

As shown in fig. 4 and 5, a first partition 14 is installed outside the rotating shaft 7 and between the power spring 13 and the connecting wire 3, and a second partition 15 is installed outside the rotating shaft 7 and between two sections of the connecting wire 3.

It is specific, can keep apart clockwork spring 13 and connecting wire 3 through first baffle 14, influence each other when avoiding both to move, protect connecting wire 3 simultaneously, avoid clockwork spring 13 to cause the harm to connecting wire 3, can keep apart two sections connecting wires 3 in the pivot 7 outside through second baffle 15, avoid two sections connecting wires 3 intertwine when the inside motion of fixing base 5, ensure the normal of two sections connecting wires 3 and accomodate and pull out.

As shown in fig. 4 and 5, a plurality of positioning rods 16 penetrate through the first partition plate 14 and the second partition plate 15, and the plurality of positioning rods 16 are fixedly connected with the fixing base 5.

Specifically, can inject first baffle 14 and second baffle 15 through locating lever 16, avoid first baffle 14 and second baffle 15 to follow pivot 7 and rotate, fix the position of both, lead to the fact the influence to connecting wire 3 and clockwork spring 13 when avoiding both to produce the removal.

As shown in fig. 4-7, the rebounding mechanism includes a ratchet wheel 8, a connecting rod 9, a stopping pawl 10, a stopper 11 and a compression spring 12, the ratchet wheel 8 is fixed on the outer side of the rotating shaft 7, the ratchet wheel 8 is located above a clockwork spring 13, the connecting rod 9 is slidably connected inside the fixing seat 5, the stopping pawl 10 is fixed on one end of the connecting rod 9 close to the ratchet wheel 8, the stopper 11 is fixed on one end of the connecting rod 9 far away from the stopping pawl 10, the compression spring 12 is arranged on the outer side of the connecting rod 9, and the compression spring 12 is located between the fixing seat 5 and the stopping pawl 10.

Specifically, when the connecting wire 3 is stored, the stopper 11 is moved to make the stopping pawl 10 far away from the ratchet wheel 8, and further the limitation of the stopping pawl 10 to the ratchet wheel 8 is cancelled, so that the spring 13 can drive the rotating shaft 7 to rotate by the torsional force, thereby the connecting wire 3 is stored in the fixed seat 5, at this time, the rotating direction of the ratchet wheel 8 is positive rotation, when the connecting wire 3 is pulled out, the rotating shaft 7 is reversely rotated, and simultaneously the spring 13 is wound on the surface of the rotating shaft 7, so that the ratchet wheel 8 follows the reverse rotation, when the ratchet wheel 8 reversely rotates, the stopping pawl 10 is pushed away from the ratchet wheel 8 by the gear teeth of the ratchet wheel 8, and the compression spring 12 is compressed, by the elastic force of the compression spring 12, the stopping pawl 10 slides on the tooth back of the ratchet wheel 8, when the connecting wire 3 is pulled, the ratchet wheel 8 generates a positive rotation force by the torsional force of the spring 13, the ratchet wheel 8 is limited through the stop pawl 10, the ratchet wheel 8 is prevented from rotating, and the storage of the connecting wire 3 is guaranteed.

The utility model discloses a working process and beneficial effect as follows: when the universal meter was idle, accomodate connecting wire 3 through winding mechanism, played the effect that prevents connecting wire 3 intertwine and tie a knot, when accomodating, through 3 income winding mechanism's of resilience mechanism control connecting wire length, can be according to the length of in-service use control connecting wire 3, promoted the adaptability.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an universal meter that external circuit can be accomodate, includes the table body (1) and pen-shape metre (4), connecting wire (3) are installed to the one end of pen-shape metre (4), connecting wire (3) are kept away from the one end of pen-shape metre (4) and are installed plug (2), plug (2) are pegged graft with the table body (1), the cooperation and the table body (1) that the pen-shape metre (4) passes through plug (2) and connecting wire (3) are connected its characterized in that: the winding mechanism is installed in the outside of connecting wire (3), winding mechanism is used for accomodating connecting wire (3), winding mechanism's internally mounted has resilience mechanism, resilience mechanism is used for controlling the length that connecting wire (3) stretched out from winding mechanism.

2. The multimeter according to claim 1, wherein the external circuitry is adapted to receive a battery, the multimeter comprising: winding mechanism includes fixing base (5), enclosing cover (6), pivot (7) and clockwork spring (13), fixing base (5) set up in the outside of connecting wire (3), pivot (7) rotate the inside of connecting at fixing base (5), the upper end at fixing base (5) is fixed in enclosing cover (6), the middle part fixed connection of pivot (7) and connecting wire (3), connecting wire (3) are located outside two sections of pivot (7) and all run through fixing base (5), clockwork spring (13) set up the inside at fixing base (5), just clockwork spring (13) are located the top of connecting wire (3), the one end and pivot (7) fixed connection of clockwork spring (13), the other end and fixing base (5) fixed connection of clockwork spring (13).

3. The multimeter with a storable external circuit according to claim 2, wherein: the outside of pivot (7) just is located and installs first baffle (14) between clockwork spring (13) and connecting wire (3), the outside of pivot (7) just is located and installs second baffle (15) between connecting wire (3) two sections.

4. The multimeter with a storable external circuit according to claim 3, wherein: a plurality of locating rods (16) penetrate through the interiors of the first partition plate (14) and the second partition plate (15), and the locating rods (16) are fixedly connected with the fixing seat (5).

5. The multimeter with a storable external circuit according to claim 2, wherein: rebound mechanism includes ratchet (8), connecting rod (9), holding pawl (10), dog (11) and compression spring (12), the outside at pivot (7) is fixed in ratchet (8), just ratchet (8) are located the top of clockwork spring (13), connecting rod (9) sliding connection is in the inside of fixing base (5), the one end that connecting rod (9) are close to ratchet (8) is fixed in holding pawl (10), the one end of holding pawl (10) is kept away from in connecting rod (9) is fixed in dog (11), compression spring (12) set up in the outside of connecting rod (9), just compression spring (12) are located between fixing base (5) and holding pawl (10).

6. The multimeter with a storable external circuit according to claim 2, wherein: the lower extreme of table body (1) is fixed with solid fixed ring (17), the internally mounted of solid fixed ring (17) has the absorption piece.

7. The multimeter with a storable external circuit according to claim 6, wherein: the material of enclosing cover (6) is the magnetic substance, adsorb the piece and be the iron sheet, the iron sheet setting is in the inside of solid fixed ring (17) and be close to the position department of table body (1).

8. The multimeter with a storable external circuit according to claim 1, wherein: the lower end of the watch body (1) is fixed with a clamping seat (18), and the clamping seat (18) is made of rubber.